Data tokenization is a security process that replaces sensitive CRM data with non-sensitive, randomly generated equivalents (tokens) to protect customer information from cyber threats and unauthorized access. Unlike encryption, which can be reversed with a decryption key, tokenization ensures that the original data cannot be reconstructed without access to the secured vault. Businesses use tokenization for storing credit card details, personal identifiers, and transaction records while maintaining compliance with PCI DSS, GDPR, and HIPAA. For example, an e-commerce CRM may tokenize payment data so that only authorized payment gateways can process transactions. Implementing data tokenization enhances security, prevents breaches, and ensures customer trust.